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Finding the Third Proportional to 21,875.06 and 47,906.44

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Solution

The third proportional to 21,875.06 and 47,906.44 is: 104,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,875.06 : 47,906.44 = 47,906.44 : x
  2. Step 2: Convert to fraction form
    21,875.06/47,906.44 = 47,906.44/x
  3. Step 3: Cross multiply
    21,875.06x = 47,906.44 × 47,906.44
  4. Step 4: Simplify right side
    21,875.06x = 2,295,026,753.94
  5. Step 5: Solve for x
    x = 2,295,026,753.94/21,875.06
  6. Step 6: Final answer
    x = 104,915.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.